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sdla_fr.h

Last change on this file was 2, checked in by phkim, 11 years ago

1.phkim

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1	/*****************************************************************************
2	* sdla_fr.h Sangoma frame relay firmware API definitions.
3	*
4	* Author: Gideon Hack
5	* Nenad Corbic <ncorbic@sangoma.com>
6	*
7	* Copyright: (c) 1995-2000 Sangoma Technologies Inc.
8	*
9	* This program is free software; you can redistribute it and/or
10	* modify it under the terms of the GNU General Public License
11	* as published by the Free Software Foundation; either version
12	* 2 of the License, or (at your option) any later version.
13	* ============================================================================
14	* Oct 04, 1999 Gideon Hack Updated API structures
15	* Jun 02, 1999 Gideon Hack Modifications for S514 support
16	* Oct 12, 1997 Jaspreet Singh Added FR_READ_DLCI_IB_MAPPING
17	* Jul 21, 1997 Jaspreet Singh Changed FRRES_TOO_LONG and FRRES_TOO_MANY to
18	* 0x05 and 0x06 respectively.
19	* Dec 23, 1996 Gene Kozin v2.0
20	* Apr 29, 1996 Gene Kozin v1.0 (merged version S502 & S508 definitions).
21	* Sep 26, 1995 Gene Kozin Initial version.
22	*****************************************************************************/
23	#ifndef _SDLA_FR_H
24	#define _SDLA_FR_H
25
26	/*----------------------------------------------------------------------------
27	* Notes:
28	* ------
29	* 1. All structures defined in this file are byte-alined.
30	*
31	* Compiler Platform
32	* -------- --------
33	* GNU C Linux
34	*/
35
36	#ifndef PACKED
37	# define PACKED __attribute__((packed))
38	#endif /* PACKED */
39
40	/* Adapter memory layout */
41	#define FR_MB_VECTOR 0xE000 /* mailbox window vector */
42	#define FR502_RX_VECTOR 0xA000 /* S502 direct receive window vector */
43	#define FR502_MBOX_OFFS 0xF60 /* S502 mailbox offset */
44	#define FR508_MBOX_OFFS 0 /* S508 mailbox offset */
45	#define FR502_FLAG_OFFS 0x1FF0 /* S502 status flags offset */
46	#define FR508_FLAG_OFFS 0x1000 /* S508 status flags offset */
47	#define FR502_RXMB_OFFS 0x900 /* S502 direct receive mailbox offset */
48	#define FR508_TXBC_OFFS 0x1100 /* S508 Tx buffer info offset */
49	#define FR508_RXBC_OFFS 0x1120 /* S508 Rx buffer info offset */
50
51	/* Important constants */
52	#define FR502_MAX_DATA 4096 /* maximum data buffer length */
53	#define FR508_MAX_DATA 4080 /* maximum data buffer length */
54	#define MIN_LGTH_FR_DATA_CFG 300 /* min Information frame length
55	(for configuration purposes) */
56	#define FR_MAX_NO_DATA_BYTES_IN_FRAME 15354 /* max Information frame length */
57
58	#define HIGHEST_VALID_DLCI 991
59
60	/**** Data Structures ***************************************************/
61
62	/*----------------------------------------------------------------------------
63	* Frame relay command block.
64	*/
65	typedef struct fr_cmd
66	{
67	unsigned char command PACKED; /* command code */
68	unsigned short length PACKED; /* length of data buffer */
69	unsigned char result PACKED; /* return code */
70	unsigned short dlci PACKED; /* DLCI number */
71	unsigned char attr PACKED; /* FECN, BECN, DE and C/R bits */
72	unsigned short rxlost1 PACKED; /* frames discarded at int. level */
73	unsigned long rxlost2 PACKED; /* frames discarded at app. level */
74	unsigned char rsrv[2] PACKED; /* reserved for future use */
75	} fr_cmd_t;
76
77	/* 'command' field defines */
78	#define FR_WRITE 0x01
79	#define FR_READ 0x02
80	#define FR_ISSUE_IS_FRAME 0x03
81	#define FR_SET_CONFIG 0x10
82	#define FR_READ_CONFIG 0x11
83	#define FR_COMM_DISABLE 0x12
84	#define FR_COMM_ENABLE 0x13
85	#define FR_READ_STATUS 0x14
86	#define FR_READ_STATISTICS 0x15
87	#define FR_FLUSH_STATISTICS 0x16
88	#define FR_LIST_ACTIVE_DLCI 0x17
89	#define FR_FLUSH_DATA_BUFFERS 0x18
90	#define FR_READ_ADD_DLC_STATS 0x19
91	#define FR_ADD_DLCI 0x20
92	#define FR_DELETE_DLCI 0x21
93	#define FR_ACTIVATE_DLCI 0x22
94	#define FR_DEACTIVATE_DLCI 0x22
95	#define FR_READ_MODEM_STATUS 0x30
96	#define FR_SET_MODEM_STATUS 0x31
97	#define FR_READ_ERROR_STATS 0x32
98	#define FR_FLUSH_ERROR_STATS 0x33
99	#define FR_READ_DLCI_IB_MAPPING 0x34
100	#define FR_READ_CODE_VERSION 0x40
101	#define FR_SET_INTR_MODE 0x50
102	#define FR_READ_INTR_MODE 0x51
103	#define FR_SET_TRACE_CONFIG 0x60
104	#define FR_FT1_STATUS_CTRL 0x80
105	#define FR_SET_FT1_MODE 0x81
106
107	/* Special UDP drivers management commands */
108	#define FPIPE_ENABLE_TRACING 0x41
109	#define FPIPE_DISABLE_TRACING 0x42
110	#define FPIPE_GET_TRACE_INFO 0x43
111	#define FPIPE_FT1_READ_STATUS 0x44
112	#define FPIPE_DRIVER_STAT_IFSEND 0x45
113	#define FPIPE_DRIVER_STAT_INTR 0x46
114	#define FPIPE_DRIVER_STAT_GEN 0x47
115	#define FPIPE_FLUSH_DRIVER_STATS 0x48
116	#define FPIPE_ROUTER_UP_TIME 0x49
117
118	/* 'result' field defines */
119	#define FRRES_OK 0x00 /* command executed successfully */
120	#define FRRES_DISABLED 0x01 /* communications not enabled */
121	#define FRRES_INOPERATIVE 0x02 /* channel inoperative */
122	#define FRRES_DLCI_INACTIVE 0x03 /* DLCI is inactive */
123	#define FRRES_DLCI_INVALID 0x04 /* DLCI is not configured */
124	#define FRRES_TOO_LONG 0x05
125	#define FRRES_TOO_MANY 0x06
126	#define FRRES_CIR_OVERFLOW 0x07 /* Tx throughput has exceeded CIR */
127	#define FRRES_BUFFER_OVERFLOW 0x08
128	#define FRRES_MODEM_FAILURE 0x10 /* DCD and/or CTS dropped */
129	#define FRRES_CHANNEL_DOWN 0x11 /* channel became inoperative */
130	#define FRRES_CHANNEL_UP 0x12 /* channel became operative */
131	#define FRRES_DLCI_CHANGE 0x13 /* DLCI status (or number) changed */
132	#define FRRES_DLCI_MISMATCH 0x14
133	#define FRRES_INVALID_CMD 0x1F /* invalid command */
134
135	/* 'attr' field defines */
136	#define FRATTR_
137
138	/*----------------------------------------------------------------------------
139	* Frame relay mailbox.
140	* This structure is located at offset FR50?_MBOX_OFFS into FR_MB_VECTOR.
141	* For S502 it is also located at offset FR502_RXMB_OFFS into
142	* FR502_RX_VECTOR.
143	*/
144	typedef struct fr_mbox
145	{
146	unsigned char opflag PACKED; /* 00h: execution flag */
147	fr_cmd_t cmd PACKED; /* 01h: command block */
148	unsigned char data[1] PACKED; /* 10h: variable length data buffer */
149	} fr_mbox_t;
150
151	/*----------------------------------------------------------------------------
152	* S502 frame relay status flags.
153	* This structure is located at offset FR502_FLAG_OFFS into FR_MB_VECTOR.
154	*/
155	typedef struct fr502_flags
156	{
157	unsigned char rsrv1[1] PACKED; /* 00h: */
158	unsigned char tx_ready PACKED; /* 01h: Tx buffer available */
159	unsigned char rx_ready PACKED; /* 02h: Rx frame available */
160	unsigned char event PACKED; /* 03h: asynchronous event */
161	unsigned char mstatus PACKED; /* 04h: modem status */
162	unsigned char rsrv2[8] PACKED; /* 05h: */
163	unsigned char iflag PACKED; /* 0Dh: interrupt flag */
164	unsigned char imask PACKED; /* 0Eh: interrupt mask */
165	} fr502_flags_t;
166
167	/*----------------------------------------------------------------------------
168	* S508 frame relay status flags.
169	* This structure is located at offset FR508_FLAG_OFFS into FR_MB_VECTOR.
170	*/
171	typedef struct fr508_flags
172	{
173	unsigned char rsrv1[3] PACKED; /* 00h: reserved */
174	unsigned char event PACKED; /* 03h: asynchronous event */
175	unsigned char mstatus PACKED; /* 04h: modem status */
176	unsigned char rsrv2[11] PACKED; /* 05h: reserved */
177	unsigned char iflag PACKED; /* 10h: interrupt flag */
178	unsigned char imask PACKED; /* 11h: interrupt mask */
179	unsigned long tse_offs PACKED; /* 12h: Tx status element */
180	unsigned short dlci PACKED; /* 16h: DLCI NUMBER */
181	} fr508_flags_t;
182
183	/* 'event' field defines */
184	#define FR_EVENT_STATUS 0x01 /* channel status change */
185	#define FR_EVENT_DLC_STATUS 0x02 /* DLC status change */
186	#define FR_EVENT_BAD_DLCI 0x04 /* FSR included wrong DLCI */
187	#define FR_EVENT_LINK_DOWN 0x40 /* DCD or CTS low */
188
189	/* 'mstatus' field defines */
190	#define FR_MDM_DCD 0x08 /* mdm_status: DCD */
191	#define FR_MDM_CTS 0x20 /* mdm_status: CTS */
192
193	/* 'iflag' & 'imask' fields defines */
194	#define FR_INTR_RXRDY 0x01 /* Rx ready */
195	#define FR_INTR_TXRDY 0x02 /* Tx ready */
196	#define FR_INTR_MODEM 0x04 /* modem status change (DCD, CTS) */
197	#define FR_INTR_READY 0x08 /* interface command completed */
198	#define FR_INTR_DLC 0x10 /* DLC status change */
199	#define FR_INTR_TIMER 0x20 /* millisecond timer */
200	#define FR_INTR_TX_MULT_DLCIs 0x80 /* Tx interrupt on multiple DLCIs */
201
202
203	/*----------------------------------------------------------------------------
204	* Receive Buffer Configuration Info. S508 only!
205	* This structure is located at offset FR508_RXBC_OFFS into FR_MB_VECTOR.
206	*/
207	typedef struct fr_buf_info
208	{
209	unsigned short rse_num PACKED; /* 00h: number of status elements */
210	unsigned long rse_base PACKED; /* 02h: receive status array base */
211	unsigned long rse_next PACKED; /* 06h: next status element */
212	unsigned long buf_base PACKED; /* 0Ah: rotational buffer base */
213	unsigned short reserved PACKED; /* 0Eh: */
214	unsigned long buf_top PACKED; /* 10h: rotational buffer top */
215	} fr_buf_info_t;
216
217	/*----------------------------------------------------------------------------
218	* Buffer Status Element. S508 only!
219	* Array of structures of this type is located at offset defined by the
220	* 'rse_base' field of the frBufInfo_t structure into absolute adapter
221	* memory address space.
222	*/
223	typedef struct fr_rx_buf_ctl
224	{
225	unsigned char flag PACKED; /* 00h: ready flag */
226	unsigned short length PACKED; /* 01h: frame length */
227	unsigned short dlci PACKED; /* 03h: DLCI */
228	unsigned char attr PACKED; /* 05h: FECN/BECN/DE/CR */
229	unsigned short tmstamp PACKED; /* 06h: time stamp */
230	unsigned short rsrv[2] PACKED; /* 08h: */
231	unsigned long offset PACKED; /* 0Ch: buffer absolute address */
232	} fr_rx_buf_ctl_t;
233
234	typedef struct fr_tx_buf_ctl
235	{
236	unsigned char flag PACKED; /* 00h: ready flag */
237	unsigned short rsrv0[2] PACKED; /* 01h: */
238	unsigned short length PACKED; /* 05h: frame length */
239	unsigned short dlci PACKED; /* 07h: DLCI */
240	unsigned char attr PACKED; /* 09h: FECN/BECN/DE/CR */
241	unsigned short rsrv1 PACKED; /* 0Ah: */
242	unsigned long offset PACKED; /* 0Ch: buffer absolute address */
243	} fr_tx_buf_ctl_t;
244
245	/*----------------------------------------------------------------------------
246	* Global Configuration Block. Passed to FR_SET_CONFIG command when dlci == 0.
247	*/
248	typedef struct fr_conf
249	{
250	unsigned short station PACKED; /* 00h: CPE/Node */
251	unsigned short options PACKED; /* 02h: configuration options */
252	unsigned short kbps PACKED; /* 04h: baud rate in kbps */
253	unsigned short port PACKED; /* 06h: RS-232/V.35 */
254	unsigned short mtu PACKED; /* 08h: max. transmit length */
255	unsigned short t391 PACKED; /* 0Ah: */
256	unsigned short t392 PACKED; /* 0Ch: */
257	unsigned short n391 PACKED; /* 0Eh: */
258	unsigned short n392 PACKED; /* 10h: */
259	unsigned short n393 PACKED; /* 12h: */
260	unsigned short cir_fwd PACKED; /* 14h: */
261	unsigned short bc_fwd PACKED; /* 16h: */
262	unsigned short be_fwd PACKED; /* 18h: */
263	unsigned short cir_bwd PACKED; /* 1Ah: */
264	unsigned short bc_bwd PACKED; /* 1Ch: */
265	unsigned short be_bwd PACKED; /* 1Eh: */
266	unsigned short dlci[0] PACKED; /* 20h: */
267	} fr_conf_t;
268
269	/* 'station_type' defines */
270	#define FRCFG_STATION_CPE 0
271	#define FRCFG_STATION_NODE 1
272
273	/* 'conf_flags' defines */
274	#define FRCFG_IGNORE_TX_CIR 0x0001
275	#define FRCFG_IGNORE_RX_CIR 0x0002
276	#define FRCFG_DONT_RETRANSMIT 0x0004
277	#define FRCFG_IGNORE_CBS 0x0008
278	#define FRCFG_THROUGHPUT 0x0010 /* enable throughput calculation */
279	#define FRCFG_DIRECT_RX 0x0080 /* enable direct receive buffer */
280	#define FRCFG_AUTO_CONFIG 0x8000 /* enable auto DLCI configuration */
281
282	/* 'baud_rate' defines */
283	#define FRCFG_BAUD_1200 12
284	#define FRCFG_BAUD_2400 24
285	#define FRCFG_BAUD_4800 48
286	#define FRCFG_BAUD_9600 96
287	#define FRCFG_BAUD_19200 19
288	#define FRCFG_BAUD_38400 38
289	#define FRCFG_BAUD_56000 56
290	#define FRCFG_BAUD_64000 64
291	#define FRCFG_BAUD_128000 128
292
293	/* 'port_mode' defines */
294	#define FRCFG_MODE_EXT_CLK 0x0000
295	#define FRCFG_MODE_INT_CLK 0x0001
296	#define FRCFG_MODE_V35 0x0000 /* S508 only */
297	#define FRCFG_MODE_RS232 0x0002 /* S508 only */
298
299	/* defines for line tracing */
300
301	/* the line trace status element presented by the frame relay code */
302	typedef struct {
303	unsigned char flag PACKED; /* ready flag */
304	unsigned short length PACKED; /* trace length */
305	unsigned char rsrv0[2] PACKED; /* reserved */
306	unsigned char attr PACKED; /* trace attributes */
307	unsigned short tmstamp PACKED; /* time stamp */
308	unsigned char rsrv1[4] PACKED; /* reserved */
309	unsigned long offset PACKED; /* buffer absolute address */
310	} fr_trc_el_t;
311
312	typedef struct {
313	unsigned char status PACKED; /* status flag */
314	unsigned char data_passed PACKED; /* 0 if no data passed, 1 if */
315	/* data passed */
316	unsigned short length PACKED; /* frame length */
317	unsigned short tmstamp PACKED; /* time stamp */
318	} fpipemon_trc_hdr_t;
319
320	typedef struct {
321	fpipemon_trc_hdr_t fpipemon_trc_hdr PACKED;
322	unsigned char data[FR_MAX_NO_DATA_BYTES_IN_FRAME] PACKED;
323	} fpipemon_trc_t;
324
325	/* bit settings for the 'status' byte - note that bits 1, 2 and 3 are used */
326	/* for returning the number of frames being passed to fpipemon */
327	#define TRC_OUTGOING_FRM 0x01
328	#define TRC_ABORT_ERROR 0x10
329	#define TRC_CRC_ERROR 0x20
330	#define TRC_OVERRUN_ERROR 0x40
331	#define MORE_TRC_DATA 0x80
332
333	#define MAX_FRMS_TRACED 0x07
334
335	#define NO_TRC_ELEMENTS_OFF 0x9000
336	#define BASE_TRC_ELEMENTS_OFF 0x9002
337	#define TRC_ACTIVE 0x01
338	#define FLUSH_TRC_BUFFERS 0x02
339	#define FLUSH_TRC_STATISTICS 0x04
340	#define TRC_SIGNALLING_FRMS 0x10
341	#define TRC_INFO_FRMS 0x20
342	#define ACTIVATE_TRC (TRC_ACTIVE \| TRC_SIGNALLING_FRMS \| TRC_INFO_FRMS)
343	#define RESET_TRC (FLUSH_TRC_BUFFERS \| FLUSH_TRC_STATISTICS)
344
345	/*----------------------------------------------------------------------------
346	* Channel configuration.
347	* This structure is passed to the FR_SET_CONFIG command when dlci != 0.
348	*/
349	typedef struct fr_dlc_conf
350	{
351	unsigned short conf_flags PACKED; /* 00h: configuration bits */
352	unsigned short cir_fwd PACKED; /* 02h: */
353	unsigned short bc_fwd PACKED; /* 04h: */
354	unsigned short be_fwd PACKED; /* 06h: */
355	unsigned short cir_bwd PACKED; /* 08h: */
356	unsigned short bc_bwd PACKED; /* 0Ah: */
357	unsigned short be_bwd PACKED; /* 0Ch: */
358	} fr_dlc_conf_t;
359
360	/*----------------------------------------------------------------------------
361	* S502 interrupt mode control block.
362	* This structure is passed to the FR_SET_INTR_FLAGS and returned by the
363	* FR_READ_INTR_FLAGS commands.
364	*/
365	typedef struct fr502_intr_ctl
366	{
367	unsigned char mode PACKED; /* 00h: interrupt enable flags */
368	unsigned short tx_len PACKED; /* 01h: required Tx buffer size */
369	} fr502_intr_ctl_t;
370
371	/*----------------------------------------------------------------------------
372	* S508 interrupt mode control block.
373	* This structure is passed to the FR_SET_INTR_FLAGS and returned by the
374	* FR_READ_INTR_FLAGS commands.
375	*/
376	typedef struct fr508_intr_ctl
377	{
378	unsigned char mode PACKED; /* 00h: interrupt enable flags */
379	unsigned short tx_len PACKED; /* 01h: required Tx buffer size */
380	unsigned char irq PACKED; /* 03h: IRQ level to activate */
381	unsigned char flags PACKED; /* 04h: ?? */
382	unsigned short timeout PACKED; /* 05h: ms, for timer interrupt */
383	} fr508_intr_ctl_t;
384
385	/*----------------------------------------------------------------------------
386	* Channel status.
387	* This structure is returned by the FR_READ_STATUS command.
388	*/
389	typedef struct fr_dlc_Status
390	{
391	unsigned char status PACKED; /* 00h: link/DLCI status */
392	struct
393	{
394	unsigned short dlci PACKED; /* 01h: DLCI number */
395	unsigned char status PACKED; /* 03h: DLCI status */
396	} circuit[1] PACKED;
397	} fr_dlc_status_t;
398
399	/* 'status' defines */
400	#define FR_LINK_INOPER 0x00 /* for global status (DLCI == 0) */
401	#define FR_LINK_OPER 0x01
402	#define FR_DLCI_DELETED 0x01 /* for circuit status (DLCI != 0) */
403	#define FR_DLCI_ACTIVE 0x02
404	#define FR_DLCI_WAITING 0x04
405	#define FR_DLCI_NEW 0x08
406	#define FR_DLCI_REPORT 0x40
407
408	/*----------------------------------------------------------------------------
409	* Global Statistics Block.
410	* This structure is returned by the FR_READ_STATISTICS command when
411	* dcli == 0.
412	*/
413	typedef struct fr_link_stat
414	{
415	unsigned short rx_too_long PACKED; /* 00h: */
416	unsigned short rx_dropped PACKED; /* 02h: */
417	unsigned short rx_dropped2 PACKED; /* 04h: */
418	unsigned short rx_bad_dlci PACKED; /* 06h: */
419	unsigned short rx_bad_format PACKED; /* 08h: */
420	unsigned short retransmitted PACKED; /* 0Ah: */
421	unsigned short cpe_tx_FSE PACKED; /* 0Ch: */
422	unsigned short cpe_tx_LIV PACKED; /* 0Eh: */
423	unsigned short cpe_rx_FSR PACKED; /* 10h: */
424	unsigned short cpe_rx_LIV PACKED; /* 12h: */
425	unsigned short node_rx_FSE PACKED; /* 14h: */
426	unsigned short node_rx_LIV PACKED; /* 16h: */
427	unsigned short node_tx_FSR PACKED; /* 18h: */
428	unsigned short node_tx_LIV PACKED; /* 1Ah: */
429	unsigned short rx_ISF_err PACKED; /* 1Ch: */
430	unsigned short rx_unsolicited PACKED; /* 1Eh: */
431	unsigned short rx_SSN_err PACKED; /* 20h: */
432	unsigned short rx_RSN_err PACKED; /* 22h: */
433	unsigned short T391_timeouts PACKED; /* 24h: */
434	unsigned short T392_timeouts PACKED; /* 26h: */
435	unsigned short N392_reached PACKED; /* 28h: */
436	unsigned short cpe_SSN_RSN PACKED; /* 2Ah: */
437	unsigned short current_SSN PACKED; /* 2Ch: */
438	unsigned short current_RSN PACKED; /* 2Eh: */
439	unsigned short curreny_T391 PACKED; /* 30h: */
440	unsigned short current_T392 PACKED; /* 32h: */
441	unsigned short current_N392 PACKED; /* 34h: */
442	unsigned short current_N393 PACKED; /* 36h: */
443	} fr_link_stat_t;
444
445	/*----------------------------------------------------------------------------
446	* DLCI statistics.
447	* This structure is returned by the FR_READ_STATISTICS command when
448	* dlci != 0.
449	*/
450	typedef struct fr_dlci_stat
451	{
452	unsigned long tx_frames PACKED; /* 00h: */
453	unsigned long tx_bytes PACKED; /* 04h: */
454	unsigned long rx_frames PACKED; /* 08h: */
455	unsigned long rx_bytes PACKED; /* 0Ch: */
456	unsigned long rx_dropped PACKED; /* 10h: */
457	unsigned long rx_inactive PACKED; /* 14h: */
458	unsigned long rx_exceed_CIR PACKED; /* 18h: */
459	unsigned long rx_DE_set PACKED; /* 1Ch: */
460	unsigned long tx_throughput PACKED; /* 20h: */
461	unsigned long tx_calc_timer PACKED; /* 24h: */
462	unsigned long rx_throughput PACKED; /* 28h: */
463	unsigned long rx_calc_timer PACKED; /* 2Ch: */
464	} fr_dlci_stat_t;
465
466	/*----------------------------------------------------------------------------
467	* Communications error statistics.
468	* This structure is returned by the FR_READ_ERROR_STATS command.
469	*/
470	typedef struct fr_comm_stat
471	{
472	unsigned char rx_overruns PACKED; /* 00h: */
473	unsigned char rx_bad_crc PACKED; /* 01h: */
474	unsigned char rx_aborts PACKED; /* 02h: */
475	unsigned char rx_too_long PACKED; /* 03h: */
476	unsigned char tx_aborts PACKED; /* 04h: */
477	unsigned char tx_underruns PACKED; /* 05h: */
478	unsigned char tx_missed_undr PACKED; /* 06h: */
479	unsigned char dcd_dropped PACKED; /* 07h: */
480	unsigned char cts_dropped PACKED; /* 08h: */
481	} fr_comm_stat_t;
482
483	/*----------------------------------------------------------------------------
484	* Defines for the FR_ISSUE_IS_FRAME command.
485	*/
486	#define FR_ISF_LVE 2 /* issue Link Verification Enquiry */
487	#define FR_ISF_FSE 3 /* issue Full Status Enquiry */
488
489	/*----------------------------------------------------------------------------
490	* Frame Relay ARP Header -- Used for Dynamic route creation with InvARP
491	*/
492
493	typedef struct arphdr_fr
494	{
495	unsigned short ar_hrd PACKED; /* format of hardware addr */
496	unsigned short ar_pro PACKED; /* format of protocol addr */
497	unsigned char ar_hln PACKED; /* length of hardware addr */
498	unsigned char ar_pln PACKED; /* length of protocol addr */
499	unsigned short ar_op PACKED; /* ARP opcode */
500	unsigned short ar_sha PACKED; /* Sender DLCI addr 2 bytes */
501	unsigned long ar_sip PACKED; /* Sender IP addr 4 bytes */
502	unsigned short ar_tha PACKED; /* Target DLCI addr 2 bytes */
503	unsigned long ar_tip PACKED; /* Target IP addr 4 bytes */
504	} arphdr_fr_t;
505
506	/*----------------------------------------------------------------------------
507	* Frame Relay RFC 1490 SNAP Header -- Used to check for ARP packets
508	*/
509	typedef struct arphdr_1490
510	{
511	unsigned char control PACKED; /* UI, etc... */
512	unsigned char pad PACKED; /* Pad */
513	unsigned char NLPID PACKED; /* SNAP */
514	unsigned char OUI[3] PACKED; /* Ethertype, etc... */
515	unsigned short PID PACKED; /* ARP, IP, etc... */
516	} arphdr_1490_t;
517
518	/* UDP/IP packet (for UDP management) layout */
519
520	/* The embedded control block for UDP mgmt
521	This is essentially a mailbox structure, without the large data field */
522
523	typedef struct {
524	unsigned char opp_flag PACKED; /* the opp flag */
525	unsigned char command PACKED; /* command code */
526	unsigned short length PACKED; /* length of data buffer */
527	unsigned char result PACKED; /* return code */
528	unsigned short dlci PACKED; /* DLCI number */
529	unsigned char attr PACKED; /* FECN, BECN, DE and C/R bits */
530	unsigned short rxlost1 PACKED; /* frames discarded at int. level */
531	unsigned long rxlost2 PACKED; /* frames discarded at app. level */
532	unsigned char rsrv[2] PACKED; /* reserved for future use */
533	} cblock_t;
534
535
536	/* UDP management packet layout (data area of ip packet) */
537
538	typedef struct {
539	unsigned char control PACKED;
540	unsigned char NLPID PACKED;
541	} fr_encap_hdr_t;
542
543	typedef struct {
544	// fr_encap_hdr_t fr_encap_hdr PACKED;
545	ip_pkt_t ip_pkt PACKED;
546	udp_pkt_t udp_pkt PACKED;
547	wp_mgmt_t wp_mgmt PACKED;
548	cblock_t cblock PACKED;
549	unsigned char data[4080] PACKED;
550	} fr_udp_pkt_t;
551
552
553	/* valid ip_protocol for UDP management */
554	#define UDPMGMT_UDP_PROTOCOL 0x11
555
556	#define UDPMGMT_FPIPE_SIGNATURE "FPIPE8ND"
557	#define UDPMGMT_DRVRSTATS_SIGNATURE "DRVSTATS"
558
559	/* values for request/reply byte */
560	#define UDPMGMT_REQUEST 0x01
561	#define UDPMGMT_REPLY 0x02
562	#define UDP_OFFSET 12
563
564	typedef struct {
565	unsigned long if_send_entry;
566	unsigned long if_send_skb_null;
567	unsigned long if_send_broadcast;
568	unsigned long if_send_multicast;
569	unsigned long if_send_critical_ISR;
570	unsigned long if_send_critical_non_ISR;
571	unsigned long if_send_busy;
572	unsigned long if_send_busy_timeout;
573	unsigned long if_send_DRVSTATS_request;
574	unsigned long if_send_FPIPE_request;
575	unsigned long if_send_wan_disconnected;
576	unsigned long if_send_dlci_disconnected;
577	unsigned long if_send_no_bfrs;
578	unsigned long if_send_adptr_bfrs_full;
579	unsigned long if_send_bfrs_passed_to_adptr;
580	unsigned long if_send_consec_send_fail;
581	} drvstats_if_send_t;
582
583	typedef struct {
584	unsigned long rx_intr_no_socket;
585	unsigned long rx_intr_dev_not_started;
586	unsigned long rx_intr_DRVSTATS_request;
587	unsigned long rx_intr_FPIPE_request;
588	unsigned long rx_intr_bfr_not_passed_to_stack;
589	unsigned long rx_intr_bfr_passed_to_stack;
590	} drvstats_rx_intr_t;
591
592	typedef struct {
593	unsigned long UDP_FPIPE_mgmt_kmalloc_err;
594	unsigned long UDP_FPIPE_mgmt_direction_err;
595	unsigned long UDP_FPIPE_mgmt_adptr_type_err;
596	unsigned long UDP_FPIPE_mgmt_adptr_cmnd_OK;
597	unsigned long UDP_FPIPE_mgmt_adptr_cmnd_timeout;
598	unsigned long UDP_FPIPE_mgmt_adptr_send_passed;
599	unsigned long UDP_FPIPE_mgmt_adptr_send_failed;
600	unsigned long UDP_FPIPE_mgmt_not_passed_to_stack;
601	unsigned long UDP_FPIPE_mgmt_passed_to_stack;
602	unsigned long UDP_FPIPE_mgmt_no_socket;
603	unsigned long UDP_DRVSTATS_mgmt_kmalloc_err;
604	unsigned long UDP_DRVSTATS_mgmt_adptr_cmnd_OK;
605	unsigned long UDP_DRVSTATS_mgmt_adptr_cmnd_timeout;
606	unsigned long UDP_DRVSTATS_mgmt_adptr_send_passed;
607	unsigned long UDP_DRVSTATS_mgmt_adptr_send_failed;
608	unsigned long UDP_DRVSTATS_mgmt_not_passed_to_stack;
609	unsigned long UDP_DRVSTATS_mgmt_passed_to_stack;
610	unsigned long UDP_DRVSTATS_mgmt_no_socket;
611	} drvstats_gen_t;
612
613	typedef struct {
614	unsigned char attr PACKED;
615	unsigned short time_stamp PACKED;
616	unsigned char reserved[13] PACKED;
617	} api_rx_hdr_t;
618
619	typedef struct {
620	api_rx_hdr_t api_rx_hdr PACKED;
621	void * data PACKED;
622	} api_rx_element_t;
623
624	typedef struct {
625	unsigned char attr PACKED;
626	unsigned char reserved[15] PACKED;
627	} api_tx_hdr_t;
628
629	typedef struct {
630	api_tx_hdr_t api_tx_hdr PACKED;
631	void * data PACKED;
632	} api_tx_element_t;
633
634	#ifdef _MSC_
635	# pragma pack()
636	#endif
637	#endif /* _SDLA_FR_H */
638

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source: svn/trunk/newcon3bcm2_21bu/toolchain/mips-linux-uclibc/include/linux/sdla_fr.h

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